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Learning Disabilities and Differences Glossary

ADHD

Attention-Deficit/Hyperactivity Disorder, also known as ADD, ADHD inattentive, ADHD Hyperactive, and ADHD Combined.

Auditory Processing Disorder

APD, also referred to as Central Auditory Processing Disorder (CAPD).

Autism Spectrum Disorder (ASD)

Autism Spectrum Disorder (ASD), which now includes the former diagnoses of Asperger’s and Pervasive Developmental Disability/Pervasive Developmental Disorder.

Dyslexia

Specific learning disability in reading, also known as Developmental Reading Disorder.

Dyscalculia

Specific learning disability in mathematics, also known as Mathematics Disorder.

Dysgraphia

Specific learning disability in writing, also known as Developmental Writing Disorder or Written Expression Disorder.

Executive Function Disorder

Also known as Executive Dysfunction.

Language Learning Disorders

Includes expressive language issues, receptive language issues, mixed expressive-receptive.

Language Processing Disorder

Specific type of Auditory Processing Disorder.

Nonverbal learning disorder/Nonverbal learning disability (NVLD)

 

Sensory Processing Disorder

SPD, formerly Sensory Integration Dysfunction.

Social Communication Disorder

Also known as Pragmatic Communication Disorder.

Slow Processing Speed

Not a disorder on its own, but often co-occurs with ADD, ADHD, dyslexia, dyscalculia, and Auditory Processing Disorder.

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